Question

Why theccopper wire is heated before carrying beilsteins test?

Answer 1

hy here is the answer.....

• A copper wire is cleaned and heated in a Bunsen burner flame to form a coating of copper(II) oxide. ... A positive test is indicated by a green flame caused by the formation of a copper halide. The test does not detect fluorine/fluorides. This test is no longer frequently used.

Answer 2

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A copper wire is cleaned and heated in a Bunsen burner flame...

it forms a coating of copper(II) oxide...

A positive test is indicated by a green flame which is caused by the formation of a copper halide...

The test does not detect fluorine/fluorides. This test is no longer frequently used...

hope!!...it helps uhh...❣️